evie/android_kernel_oneplus_msm8998
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Merge "arm64: Move BP hardening to check_and_switch_context"

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Linux Build Service Account 2018-02-08 19:03:43 -08:00 • committed by Gerrit - the friendly Code Review server
commit a6c36341e5
1 changed files with 3 additions and 2 deletions
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5
arch/arm64/mm/context.c
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@ -191,6 +191,9 @@ void check_and_switch_context(struct mm_struct *mm, unsigned int cpu)
raw_spin_unlock_irqrestore(&cpu_asid_lock, flags);
switch_mm_fastpath:
arm64_apply_bp_hardening();
/*
* Defer TTBR0_EL1 setting for user threads to uaccess_enable() when
* emulating PAN.
@ -206,8 +209,6 @@ asmlinkage void post_ttbr_update_workaround(void)
"ic iallu; dsb nsh; isb",
ARM64_WORKAROUND_CAVIUM_27456,
CONFIG_CAVIUM_ERRATUM_27456));
arm64_apply_bp_hardening();
}
static int asids_init(void)